Base cabinet



FIG. 1 is a perspective view of the base cabinet showing my new design;

FIG. 2 is a perspective view in open position;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a side elevational view;

FIG. 5 is a rear elevational view;

FIG. 6 is a top plan view thereof; and

FIG. 7 is a bottom plan view thereof. 

The ornamental design for a base cabinet, as shown and described. 